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RSS Online Validator at w3.org
How to use the RSS Online Validator at w3.org? You can follow this tutorial to learn how to use the RSS Online Validator at w3.org. 1. Go to Feed Validation Service at w3.org . 2. Enter the following RSS feed in the input box: http://dev.fyicenter.com/rss_x ml.php3. Click the "Check" button. You see... 2017-11-05, 2458👍, 0💬

Using .NET CLR Types in Azure API Policy
How to use .NET CLR Types in Azure API Policy? By default, Azure imports many basic .NET CLR (Common Language Runtime) types into the API policy execution environment. Imported .NET CLR types can be used in any "@(...)" expressions or "@{...}" expression blocks. For example, the following "@{...}" e... 2018-01-24, 2443👍, 0💬

Run CMD Commands in Dockerfile
How to run CMD Commands in Dockerfile to change Windows Docker images? When building a new Windows image, you can only run executable programs that are already installed on the image. A Windows image usually provides programs in the C:\Windows\System32 directory, including two commonly used programs... 2022-01-24, 2439👍, 0💬

Login to Azure API Publisher Portal - 2017 Version
How to login to Azure API Management Publisher Portal 2017 version? If you have given access permission to an Azure API Management Service publisher portal, you can login to the publisher portal as shown in this tutorial: 1. Enter the publisher portal URL in a Web browser as shown below: The first p... 2018-07-18, 2432👍, 0💬

Reinstall npm with Node Version Manager
How to reinstall npm with a node version manager? I am getting permission errors with the current version of npm. If you are get directory and file permission error when using the "npm install" command, you should follow this tutorial to reinstall "node" and "npm" with the "nvm" Node Version Manager... 2020-01-04, 2431👍, 0💬

'@(...)' Expressions in Azure API Policy
How to use the "@(...)" expression in Azure API Policy? The "@(...)" expression in Azure API Policy can be used to include a single C# expression as the attribute value or text value in most policy statements. When a "@(...)" expression is included in a policy statement, the C# expression will be ev... 2018-02-14, 2419👍, 0💬

'cellpadding' - Padding Spaces in HTML Table Cell
How To Control Padding Spaces within a Table Cell? Cell padding spaces are spaces between cell inner borders and cell content. By default, browsers give cell padding spaces of 1 pixel. If you want to control cell padding spaces within a table cell, you need to use the "cellpadding" attribute, which ... 2017-05-13, 2413👍, 0💬

Creating Your Own Functions in PHP
Where to find tutorials on how to create Your Own Functions in PHP? A collection of tutorials to answer many frequently asked questions on Creating Your Own Functions in PHP. Topics included in this collection are: Defining a User Function in PHP Invoking a User Function in PHP Returning a Value fro... 2016-12-28, 2411👍, 0💬

"could not load a valid signer certificate" Error
How to troubleshoot the Orderer peer? The Docker container terminated by itself. You can follow this tutorial to troubleshoot the Orderer peer. 1. Check the log file of the Orderer peer: $ docker logs --tail 10 orderer.example.com [localconfig] completeInitialization -&gt; INFO 001 Kafka.Version... 2019-08-23, 2406👍, 0💬

Create New Instances of a Class
How to Create a New Instance of a Class? There are two ways to create a new instance (object) of a class (or type): 1. The short way: Call the class name as the class constructor function with the following syntax. It will return an instance of the given class. &gt;&gt;&gt; x = class_nam... 2018-01-27, 2374👍, 0💬

XML to JSON Conversion at jsonformatter.org
How to use the XML to JSON Conversion Tool at jsonformatter.org? If you want to try the XML to JSON Conversion Tool at jsonformatter.org, you can follow this tutorial: 1. Go to the JSON and XML Conversion Tool page at jsonformatter.org. 2. Enter the following XML document in the XML text area: &... 2018-03-18, 2373👍, 0💬

HTML Tutorials
Where to find tutorials on HTML language? I want to know how to learn HTML. Here is a large collection of tutorials to answer many frequently asked questions compiled by FYIcenter.com team about HTML language: Introduction of HTML What Is HTML? HTML Versions and Variations HTML Document Example XHTM... 2017-02-20, 2372👍, 0💬

Azure API Management Service - 2017 Version
What Is the 2017 Version of Azure API Management Service? The 2017 Version of Azure API Management as a turnkey solution for publishing APIs to external and internal customers. Quickly create consistent and modern API gateways for existing back-end services hosted anywhere, secure and protect them f... 2018-07-22, 2357👍, 0💬

Install Docker Desktop 2.5.0 on Windows 10
How to Install Docker Desktop 2.5.0 on Windows 10? You can follow this tutorial to Install Docker Desktop 2.5.0 on Windows 10. 1. Go to https://docs.docker.com/docker -for-windows/previous-versions /. 2. Click "Download" link under "Docker Desktop Community 2.5.0.1" to download "Docker Desktop Instal... 2023-02-03, 2356👍, 0💬

Index of Array Values in PHP
How Values in Arrays Are Indexed in PHP? Values in an array are all indexed their corresponding keys. Because we can use either an integer or a string as a key in an array, we can divide arrays into 3 categories: Numerical Array - All keys are sequential integers. Associative Array - All keys are st... 2017-02-03, 2338👍, 0💬

Create New API on Publisher Portal - 2017 Version
How to create a new API on the Publisher Portal 2017 version of an Azure API Management Service? If you are new to the Publisher Portal of an Azure API Management Service, you can follow this tutorial to a new API. 1. Log in to the Publisher Portal as shown in the previous tutorial. 2. Click API fro... 2018-07-18, 2336👍, 0💬

Starting Docker Daemon on CentOS
How to start Docker Daemon, "dockerd", on CentOS systems? If you have installed Docker on your CentOS system, you follow these steps to start the Docker Daemon, "dockerd". 1. Verify Docker installation path. fyicenter$ which dockerd /usr/bin/dockerd 2. Start Docker Daemon using the "dockerd" command... 2023-03-17, 2335👍, 0💬

Creating an Array with a Sequence in PHP
How To Create an Array with a Sequence of Integers or Characters in PHP? The quickest way to create an array with a sequence of integers or characters is to use the range() function. It returns an array with values starting with the first integer or character, and ending with the second integer or c... 2017-01-05, 2334👍, 0💬

Reading and Writing Files in PHP
Where to find tutorials on how to Read and Write Files in PHP? A collection of tutorials to answer many frequently asked questions how to Read and Write Files in PHP. Topics included in this collection are: Reading a Text File to an Array in PHP Reading the Entire File to a String in PHP Opening a f... 2023-03-01, 2310👍, 1💬

2017 Version of API Management Services
Where to find tutorials on the 2017 version of API Management Services at Azure Portal? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on the 2017 version of API Management Services at Azure Portal: Azure API Management Service - 2017 Version Azu... 2018-07-22, 2310👍, 0💬

Testing the strpos() Return Value in PHP
What Is the Best Way to Test the strpos() Return Value? Because strpos() could two types of values, Integer and Boolean, you need to be careful about testing the return value. The best way is to use the "Identical(===)" operator. Do not use the "Equal(==)" operator, because it does not differentiate... 2016-10-13, 2299👍, 0💬

XML to JSON Conversion at utilities-online.info
How to use the XML to JSON Conversion Tool at utilities-online.info? If you want to try the XML to JSON Conversion Tool at utilities-online.info, you can follow this tutorial: 1. Go to the XML to JSON Conversion Tool page at utilities-online.info. 2. Enter the following XML document in the XML text ... 2018-03-18, 2296👍, 0💬

json_decode() - JSON Array to PHP Array
How to access elements from the PHP array returned from json_decode() on a JSON array? By default, json_decode() will convert a JSON Array to a PHP array with integer indexes of 0, 1, 2, ... There are different ways to access elements in the output PHP array: $array[i] - Returns the element of the g... 2021-08-04, 2294👍, 1💬

Missing Cells in HTML Table Row
What Happens If One Row Has Missing Columns? What happens if one row has missing columns? Most browsers will provide empty columns to the end of the row to make up the missing columns. For example, if your XHTML document has a table with the first row having 2 columns, and the second row having 3 co... 2017-05-05, 2288👍, 0💬

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Blockchain Container EPUB General HTML JSON Microsoft Node.js PHP Python RSS Tools Visual Studio Web